US3135974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Face rest mattress
Assignee: Individual
•
Filing: 1961-10-11
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Granted: 1964-06-09
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Expires: 1981-10-11
Abstract
No abstract record available.
Inventors
- 👤 Anthony P Roman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:32
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/14; A47C27/142; A47C27/146
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A MATTRESS ADAPTED TO PROVIDE FOR NORMAL BREATHING IN A PRONE POSITION COMPRISING A MATTRESS OF CONVENTIONAL CONSTRUCTION MATERIAL HAVING FRONT AND BACK MAJOR FACES AND EDGE SURFACES, SAID MAJOR FACES BEING SUBSTANTIALLY PLANAR AND BEING PARALLEL TO AND SPACED FROM EACH OTHER, SAID EDGE SURFACES EXTENDING BETWEEN AND GENERALLY NORMAL TO SAID MAJOR FACES, AT LEAST ONE OF SAID MAJOR FACES CONTAINING AT ITS HEAD END A PLURALITY OF CORRUGATIONS FOR AIR CIRCULATION, SAID CORRUGATIONS BEING SPACED ACROSS SAID MAJOR FACE AND EXTENDING FROM SAID MAJOR FACE PARTIALLY INTO THE MATTRESS CONSTRUCTION MATERIAL A DISTANCE SUCH THAT THERE IS A SUBSTANTIAL THICKNESS OF NON-CORRUGATED MATTRESS CONSTRUCTION MATERIAL BELOW THE CORRUGATIONS.
Claim 2
Dependent Claim
111 words
A MATTRESS ADAPTED TO PROVIDE FOR NORMAL BREATHING IN A PRONE POSITION COMPRISING A MATTRESS OF CONVENTIONAL CONSTRUCTION MATERIAL HAVING FRONT AND BACK MAJOR FACES AND EDGE SURFACES, SAID MAJOR FACES BEING SUBSTANTIALLY PLANAR AND BEING PARALLEL TO AND SPACED FROM EACH OTHER, SAID EDGE SURFACES EXTENDING BETWEEN AND GENERALLY NORMAL TO SAID MAJOR FACES, AT LEAST ONE OF SAID MAJOR FACES CONTAINING AT ITS HEAD END A PLURALITY OF CORRUGATIONS FOR AIR CIRCULATION, SAID CORRUGATIONS BEING SPACED ACROSS SAID MAJOR FACE AND EXTENDING FROM SAID MAJOR FACE PARTIALLY INTO THE MATTRESS CONSTRUCTION MATERIAL A DISTANCE SUCH THAT THERE IS A SUBSTANTIAL THICKNESS OF NON-CORRUGATED MATTRESS CONSTRUCTION MATERIAL BELOW THE CORRUGATIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |